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feat(spec): refuse ${…} placeholder syntax in memory persistence.path / persistence.key at publish (#8495) - #8666

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Aug 14, 2026
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feat(spec): refuse ${…} placeholder syntax in memory persistence.path / persistence.key at publish (#8495)#8666
os-zhuang merged 4 commits into
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claude/issue-8495-memory-persistence-placeholder

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Fixes#8495

The #8336 defect one surface over: a ${…} placeholder in the memory driver's persistence.path (file persistence and the auto override) or persistence.key (localStorage and the auto override) is resolved by nothing — the driver would create and write a literal ./${DATA_DIR}/… path, or write under the literal placeholder-bearing localStorage key, with no error naming the unresolved placeholder. Inherited parent adjudication from #8336 (recorded by the triage comment on the card): refuse loudly at authoring time; these two keys are config-material like the connection keys, not record data.

What changed

Changeset class and ADR-0087 (the post-cut fork, resolved)

Sibling precedent #8336 / PR #8457 shipped as @objectstack/spec: minor with a voluntary D3 semantic entry under step 17 — its refusal first shipped exactly at the v17.0.0 major boundary, so plain minor was semver-honest. This card lands after the v17.0.0 cut (commit 24c1b91), so the same narrowing first ships on the 17.x line: the changeset is minor (the launch-window no-major guard is active; no pre-mode) with a BREAKING body annotation, which makes check-adr-0087-registration demand a disposition — satisfied by registered memory-persistence-placeholder-refused.

The semantic entry goes under a new protocol 18 step (this refusal is NOT in v17.0.0): composeMigrationChain filters m ≤ toMajor (default PROTOCOL_MAJOR = 17), so the step is inert for every default caller until the major reaches 18, and check:generated confirms all 13 artifacts (spec-changes.json, upgrade guide included) are current with the step present — the v17 projections deliberately exclude it. The step block follows the generator's own prescription for a first entry under a new major.

Verification (union re-run at head d016ab89f, after the final commit — the merge of origin/main)

Generated by Claude Code


Generated by Claude Code

…under protocol 18, with changeset
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01E5tUwGM3LQoqErTfkvRW7W
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📓 Docs Drift Check

This PR changes 1 package(s): @objectstack/spec.

106 hand-written doc(s) reference the affected code and may need an implementation-accuracy re-verification:

  • content/docs/ai/agents.mdx(via @objectstack/spec)
  • content/docs/ai/skills-reference.mdx(via @objectstack/spec)
  • content/docs/ai/skills.mdx(via @objectstack/spec)
  • content/docs/api/client-sdk.mdx(via @objectstack/spec)
  • content/docs/api/environment-routing.mdx(via @objectstack/spec)
  • content/docs/api/error-catalog.mdx(via @objectstack/spec)
  • content/docs/api/error-handling-client.mdx(via @objectstack/spec)
  • content/docs/api/error-handling-server.mdx(via @objectstack/spec)
  • content/docs/api/index.mdx(via @objectstack/spec)
  • content/docs/automation/approvals.mdx(via @objectstack/spec)
  • content/docs/automation/connectors.mdx(via @objectstack/spec)
  • content/docs/automation/flows.mdx(via @objectstack/spec)
  • content/docs/automation/hook-bodies.mdx(via packages/spec)
  • content/docs/automation/hooks.mdx(via @objectstack/spec)
  • content/docs/automation/index.mdx(via @objectstack/spec)
  • content/docs/automation/webhooks.mdx(via @objectstack/spec)
  • content/docs/automation/workflows.mdx(via @objectstack/spec)
  • content/docs/concepts/architecture.mdx(via @objectstack/spec)
  • content/docs/concepts/design-principles.mdx(via packages/spec)
  • content/docs/concepts/index.mdx(via @objectstack/spec)
  • content/docs/concepts/metadata-driven.mdx(via @objectstack/spec)
  • content/docs/concepts/metadata-lifecycle.mdx(via packages/spec)
  • content/docs/concepts/north-star.mdx(via @objectstack/spec)
  • content/docs/data-modeling/analytics.mdx(via @objectstack/spec)
  • content/docs/data-modeling/drivers.mdx(via @objectstack/spec)
  • content/docs/data-modeling/external-datasources.mdx(via @objectstack/spec)
  • content/docs/data-modeling/field-types.mdx(via @objectstack/spec)
  • content/docs/data-modeling/fields.mdx(via @objectstack/spec)
  • content/docs/data-modeling/formulas.mdx(via @objectstack/spec)
  • content/docs/data-modeling/index.mdx(via @objectstack/spec)
  • content/docs/data-modeling/objects.mdx(via @objectstack/spec)
  • content/docs/data-modeling/queries.mdx(via @objectstack/spec)
  • content/docs/data-modeling/schema-design.mdx(via @objectstack/spec)
  • content/docs/data-modeling/seed-data.mdx(via @objectstack/spec)
  • content/docs/data-modeling/validation-rules.mdx(via @objectstack/spec)
  • content/docs/data-modeling/validation.mdx(via @objectstack/spec)
  • content/docs/deployment/cli.mdx(via @objectstack/spec)
  • content/docs/deployment/tenancy-modes.mdx(via @objectstack/spec)
  • content/docs/deployment/troubleshooting.mdx(via @objectstack/spec)
  • content/docs/deployment/validating-metadata.mdx(via @objectstack/spec)
  • content/docs/getting-started/build-with-claude-code.mdx(via @objectstack/spec)
  • content/docs/getting-started/common-patterns.mdx(via @objectstack/spec)
  • content/docs/getting-started/examples.mdx(via @objectstack/spec)
  • content/docs/getting-started/quick-reference.mdx(via @objectstack/spec)
  • content/docs/getting-started/quick-start.mdx(via @objectstack/spec)
  • content/docs/getting-started/your-first-project.mdx(via @objectstack/spec)
  • content/docs/kernel/cluster.mdx(via @objectstack/spec)
  • content/docs/kernel/contracts/auth-service.mdx(via packages/spec)
  • content/docs/kernel/contracts/cache-service.mdx(via packages/spec)
  • content/docs/kernel/contracts/data-engine.mdx(via @objectstack/spec)
  • content/docs/kernel/contracts/index.mdx(via @objectstack/spec)
  • content/docs/kernel/contracts/metadata-service.mdx(via packages/spec)
  • content/docs/kernel/contracts/storage-service.mdx(via @objectstack/spec)
  • content/docs/kernel/index.mdx(via packages/spec)
  • content/docs/kernel/runtime-services/data-service.mdx(via @objectstack/spec)
  • content/docs/kernel/runtime-services/email-service.mdx(via packages/spec)
  • content/docs/kernel/runtime-services/examples.mdx(via @objectstack/spec)
  • content/docs/kernel/runtime-services/index.mdx(via packages/spec)
  • content/docs/kernel/runtime-services/queue-service.mdx(via packages/spec)
  • content/docs/kernel/runtime-services/sharing-service.mdx(via @objectstack/spec)
  • content/docs/kernel/runtime-services/sms-service.mdx(via packages/spec)
  • content/docs/kernel/runtime-services/storage-service.mdx(via @objectstack/spec)
  • content/docs/kernel/services-checklist.mdx(via @objectstack/spec)
  • content/docs/kernel/services.mdx(via @objectstack/spec)
  • content/docs/permissions/authorization.mdx(via @objectstack/spec)
  • content/docs/permissions/permission-sets.mdx(via @objectstack/spec)
  • content/docs/permissions/permissions-matrix.mdx(via @objectstack/spec)
  • content/docs/permissions/positions.mdx(via @objectstack/spec)
  • content/docs/permissions/rls.mdx(via @objectstack/spec)
  • content/docs/permissions/sharing-rules.mdx(via @objectstack/spec)
  • content/docs/permissions/system-context.mdx(via packages/spec)
  • content/docs/plugins/adding-a-metadata-type.mdx(via @objectstack/spec)
  • content/docs/plugins/development.mdx(via @objectstack/spec)
  • content/docs/plugins/index.mdx(via @objectstack/spec)
  • content/docs/plugins/packages.mdx(via @objectstack/spec)
  • content/docs/protocol/backward-compatibility.mdx(via @objectstack/spec)
  • content/docs/protocol/diagram.mdx(via packages/spec)
  • content/docs/protocol/kernel/config-resolution.mdx(via @objectstack/spec)
  • content/docs/protocol/kernel/http-protocol.mdx(via @objectstack/spec)
  • content/docs/protocol/kernel/i18n-standard.mdx(via @objectstack/spec)
  • content/docs/protocol/kernel/index.mdx(via @objectstack/spec)
  • content/docs/protocol/kernel/lifecycle.mdx(via @objectstack/spec)
  • content/docs/protocol/kernel/plugin-spec.mdx(via @objectstack/spec)
  • content/docs/protocol/knowledge.mdx(via @objectstack/spec)
  • content/docs/protocol/objectql/index.mdx(via @objectstack/spec)
  • content/docs/protocol/objectql/query-syntax.mdx(via @objectstack/spec)
  • content/docs/protocol/objectql/schema.mdx(via @objectstack/spec)
  • content/docs/protocol/objectql/security.mdx(via packages/spec)
  • content/docs/protocol/objectql/state-machine.mdx(via @objectstack/spec)
  • content/docs/protocol/objectui/actions.mdx(via @objectstack/spec)
  • content/docs/protocol/objectui/concept.mdx(via @objectstack/spec)
  • content/docs/protocol/objectui/index.mdx(via @objectstack/spec)
  • content/docs/protocol/objectui/layout-dsl.mdx(via @objectstack/spec)
  • content/docs/protocol/objectui/record-alert.mdx(via @objectstack/spec)
  • content/docs/protocol/objectui/widget-contract.mdx(via @objectstack/spec)
  • content/docs/ui/actions.mdx(via @objectstack/spec)
  • content/docs/ui/apps.mdx(via @objectstack/spec)
  • content/docs/ui/create-vs-edit-form.mdx(via @objectstack/spec)
  • content/docs/ui/dashboards.mdx(via @objectstack/spec)
  • content/docs/ui/field-grouping-and-order.mdx(via @objectstack/spec)
  • content/docs/ui/forms.mdx(via @objectstack/spec)
  • content/docs/ui/index.mdx(via @objectstack/spec)
  • content/docs/ui/public-data-collection.mdx(via @objectstack/spec)
  • content/docs/ui/setup-app.mdx(via @objectstack/spec)
  • content/docs/ui/translations.mdx(via @objectstack/spec)
  • content/docs/ui/views.mdx(via @objectstack/spec)

7 release-owned page(s) also reference the affected code. These are read-only:

  • content/docs/releases/implementation-status.mdx(via @objectstack/spec)
  • content/docs/releases/index.mdx(via @objectstack/spec)
  • content/docs/releases/v12.mdx(via @objectstack/spec)
  • content/docs/releases/v13.mdx(via @objectstack/spec)
  • content/docs/releases/v16.mdx(via @objectstack/spec)
  • content/docs/releases/v17.mdx(via @objectstack/spec)
  • content/docs/releases/v9.mdx(via @objectstack/spec)

content/docs/releases/ is RELEASE-OWNED (AGENTS.md "Documentation Guardrails"): release
notes are written centrally at release time, and a code PR that edits them is the exact PR
that guardrail exists to stop. They are still audited — read-only. If one of them is actually
wrong, file an issue or open a dedicated docs-only PR; do not edit it here.

Advisory only. To re-verify, run the docs-accuracy-audit workflow scoped to these files:
node scripts/docs-audit/affected-docs.mjs origin/main → pass the list as args.docs.

@os-zhuang
os-zhuang added this pull request to the merge queueAug 14, 2026
Merged via the queue into main with commit 4bfe1a5Aug 14, 2026
28 checks passed
@os-zhuang
os-zhuang deleted the claude/issue-8495-memory-persistence-placeholder branch August 14, 2026 12:05
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